Alopecia areata is a form of hair loss from areas of the body, usually from the scalp . Because it causes bald spots on the head, especially in the first stages, it is sometimes called spot baldness. Alopecia areata affects both males and females. This type of hair loss is different than male pattern baldness, an inherited condition. Alopecia areata is one type of hair loss. The exact number of people affected by alopecia areata is not known. Estimates vary between 1 in 1000 to 2 in 100 people being affected at some point in their life. Alopecia areata can occur at any age but most cases first develop in teenagers and children. In about 6 in 10 cases the first patch of hair loss develops before the age of 20 years. Alopecia areata is an unpredictable disease. In some people, hair grows back but falls out again later. In others, hair grows back and remains. Each case is unique. Even if someone loses all of his or her hair, there is a chance that it will grow back.

Hair Loss Regrowth